>> pci is a shared bus with a max of 2 gigabits. you'll see a gigabit but >> never see two or more. > I am aware of that. But as I said it depends on your particular needs in > *concurrent* traffic. Although it cannot sustain simultaneous Gigabit > debits on all interfaces, i can sustain Gigabit bursts that are not > simultaneous, as is often the case. > > I have found that such a solution is perfectly capable when isolating a > LAN, or several LANs, from a WAN, for example. If you really need concurrent Gigabit traffic on several interfaces, I would suggest that you get proper *dedicated* firewall/router hardware instead of building one from standard parts. It will be much more efficient.